Lower Utility Bills & Stop AC Breakdowns
In a climate where an air conditioner runs close to year-round, maintenance isn't seasonal housekeeping — it's what keeps a hard-working system from failing in August. A/C Now runs preventive tune-up plans across the Treasure Coast and northern Palm Beach County that look after the cooling side of your system and, if you have a heat pump, the heating side as well.
The salt-tinged coastal humidity works on your equipment all year — corroding coils and clogging condensate drains with algae. A 21-point tune-up gets ahead of the parts that wear fastest, and its checklist includes a rinse of the salt and road grime off the outdoor coil, an inspection of the blower wheel that moves air through your home, and a test of the capacitor, a small part that tends to give out in peak heat. Between visits, keep the condensate drain clear, because a backed-up line can put water on your floor.
Maintenance Comfort Shield Protection Plans
Gold Plan
- 🟢2 Annual 21-Point Precision Tune-Ups
- 🟢$39 Member Diagnostic Fee (Mon–Fri 8 AM–5 PM; $129 after-hours/weekends)
- 🟢15% Discount on Parts & Labor Repairs
Platinum Plan
- ★4 Annual 21-Point Precision Tune-Ups
- ★$39 Member Diagnostic Fee (Mon–Fri 8 AM–5 PM; $129 after-hours/weekends)
- ★15% Discount on Parts & Labor Repairs
One-Time Precision Tune-Up
Get a full 21-point tune-up, including the outdoor coil rinse, blower wheel inspection and capacitor test, for a flat one-time rate of $99 (Normally $129). A good fit if you want a single visit without joining a plan.
$99 per system, residential only. Repairs and parts extra. Offer ends October 31, 2026.
Request Your Maintenance Appointment
Book your tune-up today. Choose a plan or a one-time visit, pick a preferred date, and use the notes box to flag any noise, leak or warm room.
*Standard business hours diagnostic fee is $89 ($39 for Comfort Shield Protection Plan members). After-hours weekdays and weekend emergency diagnostic service is $169 ($129 for members).
Florida AC Hurricane Hardening & Snowbird Re-Open Checklists
Protect your air conditioner from tropical storm power surges, salt-air corrosion, and long-absence humidity damage with these two practical Florida checklists.
AC Hurricane Hardening Checklist
Steps to take before and after a Florida tropical storm:
- ✓ Pre-Cool Thermal Mass: While you still have power, set the thermostat a few degrees cooler so the house holds some coolness.
- ✓ Tie-Down Strap Audit: Confirm straps and pad anchors are tight.
- ✓ Pre-Storm Breaker Cut: Then turn off the AC breaker to block surges.
- ✓ Post-Storm Restart Check: Wait for steady power; if the unit flooded or took debris, leave it off until it's inspected.
- ✓ $59 Pre-Storm Inspection: Have a technician check the system early in the season (Learn More & Book $59 Inspection).
Snowbird Home Re-Open Checklist
Essential pre-occupancy inspection steps for seasonal homeowners coming back after the summer away:
- ✓ Condensate Line Vinegar Flush: Pour 1/2 cup white vinegar into drain line T-pipe to clear algae build-up from summer vacancy.
- ✓ Humidistat & Wi-Fi Sync: Calibrate humidistat targets (under 55% RH) and test remote Wi-Fi thermostat accessibility.
- ✓ Coil & Filter Inspection: Replace media air filter and inspect indoor air handler drain pan for standing water before continuous operation.
- ✓ Book Pre-Season Tune-Up: Schedule your $99 one-time 21-point precision tune-up (normally $129) to help maintain peak efficiency.
HVAC Equipment & Environmental Factors in Stuart, FL
In Stuart, salt air and a cooling season that barely lets up give maintenance two jobs: keeping the system's working parts healthy and keeping salt from eating away at the outdoor coil. A house downtown near the river, one in the Rio area and one farther south toward Hobe Sound may look nothing alike, but they breathe the same marine air, and the coil rinse at every visit is there to deal with it.
Salt corrosion on an outdoor coil rarely announces itself. It usually starts as a white, powdery film along the fin edges; then the thin aluminum fins begin to flake and fold over, and the coil passes a little less air every month. Left alone long enough, corrosion can reach the joints where the copper tubing meets the fins and open a refrigerant leak, which costs far more to fix than the cleaning that would have slowed it down. Rinsing the coil is part of every tune-up, and between visits a gentle rinse from a garden hose, never a pressure washer, keeps salt from sitting on the metal. Waterfront homes in North River Shores and along the St. Lucie River take more salt and moisture than neighborhoods farther inland, so they gain the most from keeping that coil clean. In older homes and buildings downtown, around Flagler Avenue and beyond, a system that never seems to keep up may simply be the wrong size for the space it serves. When that's the case, the answer may be a replacement sized to the building with a load calculation rather than one more repair, and that conversation starts with a free estimate.
🌊 Climate Reality Check: Coastal Salt-Air Defense
Salt carried in on the sea breeze settles on outdoor coils, fasteners and cabinets and slowly corrodes them. Rinsing the outdoor coil with fresh water helps, and coated coils and stainless hardware are worth asking about when a unit is replaced.
Kanner Highway and US-1 carry heavy traffic through Stuart, and an outdoor unit within reach of that road dust ends up with grime on the coil on top of the salt, one more reason the coil rinse is part of every visit. Businesses along those corridors don't need a separate company for their equipment, either: A/C Now handles commercial HVAC as well as homes, with no subcontractors. A high-efficiency variable-speed system, whether it cools a house at Willoughby or a newer home anywhere in town, still depends on the same fundamentals as a basic unit: a clean coil, a sound blower wheel and a capacitor that tests within its rating. In Stuart's older neighborhoods, the ductwork is sometimes as old as the house, and loose or leaky joints waste cooling without any obvious sign. If one or two rooms never cool like the rest, mention it when you book.
Frequently Asked AC Maintenance Questions
Common questions about maintenance schedules and the Comfort Shield plan.
Does maintenance help with the humidity in a Stuart waterfront home?
Yes. An air conditioner pulls moisture out of the air as it cools, and it does that best with a clean coil and the airflow it was designed for. A dirty coil or a clogged filter chokes that airflow and drags down the system's performance, moisture removal included. On the water in Stuart, keeping the coil and blower wheel clean is one of the simplest ways to keep indoor humidity in check.
My Stuart home is on the St. Lucie River — should I get maintenance more than once a year?
Yes. On the river, salt and moisture reach the outdoor coil all year, and a single annual visit leaves a long stretch for buildup and corrosion to go unnoticed. Two tune-ups a year is a sensible rhythm for a waterfront home, and that's what the Gold Plan covers for $155 a year. If you'd like visits more often than that, the Platinum Plan includes four.
What happens if I skip maintenance on my Stuart home for two or three years?
The problems a tune-up would have caught early keep growing. Salt and grime build up on the outdoor coil while corrosion advances, the condensate drain can clog and overflow, and a weakening capacitor can fail outright and leave the system dead on a hot afternoon. Any of those can turn into an urgent repair in the middle of summer, exactly when you least want one.